arm-none-eabi-c++ -nostdlib -O2 -nostdlib -nostartfiles -ffreestanding --no-common -mcpu=arm1176jzf-s -O0 -g -Werror -D__raspi__ -DRASPBERRY_PI -fno-builtin -c c64proc.cpp -o c64proc.o
arm-none-eabi-c++ -nostdlib -O2 -nostdlib -nostartfiles -ffreestanding --no-common -mcpu=arm1176jzf-s -O0 -g -Werror -D__raspi__ -DRASPBERRY_PI -fno-builtin -c cb64w.cpp -o cb64w.o
arm-none-eabi-c++ -nostdlib -O2 -nostdlib -nostartfiles -ffreestanding --no-common -mcpu=arm1176jzf-s -O0 -g -Werror -Wno-write-strings -D__raspi__ -DRASPBERRY_PI -fno-builtin -c tables.cpp -o tables.o

arm-none-eabi-ld -nostartfiles -static --error-unresolved-symbols -o c64.elf c64proc.o cb64w.o tables.o